Mirena (levonorgestrel) is a prescription intrauterine device (IUD). It’s used to help prevent pregnancy and treat heavy periods in people who chose to use an IUD as a birth control device. If you’re ...
How Does Mirena Work for Birth Control? Mirena is a small, flexible plastic, T-shaped system that slowly releases small amounts of a progestin hormone (levonorgestrel) into your uterus. It is the same ...